Finding the Fourth Proportional to 1,178,246.24, 1,765,721.88 and 637,334.84
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Solution
The fourth proportional to 1,178,246.24, 1,765,721.88 and 637,334.84 is: 955,111.10
Step by Step Solution
- Step 1: Write the proportion equation
1,178,246.24 : 1,765,721.88 = 637,334.84 : x - Step 2: Convert to fraction form
1,178,246.24/1,765,721.88 = 637,334.84/x - Step 3: Cross multiply
1,178,246.24x = 1,765,721.88 × 637,334.84 - Step 4: Simplify right side
1,178,246.24x = 1,125,356,063,045.69 - Step 5: Solve for x
x = 1,125,356,063,045.69/1,178,246.24 - Step 6: Final answer
x = 955,111.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.